WFO Monthly/Daily Climate Data Issued by NWS
380
CXUS53 KAPX 012001
CF6APN
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: ALPENA MI
MONTH: JANUARY
YEAR: 2021
LATITUDE: 45 4 N
LONGITUDE: 83 34 W
TEMPERATURE IN F: :PCPN: SNOW: WIND :SUNSHINE: SKY :PK WND
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1 2 3 4 5 6A 6B 7 8 9 10 11 12 13 14 15 16 17 18
12Z AVG MX 2MIN
DY MAX MIN AVG DEP HDD CDD WTR SNW DPTH SPD SPD DIR MIN PSBL S-S WX SPD DR
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1 32 2 17 -4 48 0 0.01 0.1 5 2.1 12 90 M M 4 16 110
2 33 20 27 6 38 0 0.00 0.0 5 4.5 10 340 M M 8 15 330
3 34 21 28 8 37 0 0.00 0.0 5 4.4 10 190 M M 10 14 190
4 33 25 29 9 36 0 0.00 0.0 5 6.3 12 210 M M 9 17 210
5 35 28 32 12 33 0 0.02 0.0 5 3.3 9 340 M M 10 18 12 340
6 37 32 35 15 30 0 0.01 0.1 5 5.1 14 10 M M 10 1 16 10
7 35 15 25 5 40 0 0.00 0.0 5 4.4 14 10 M M 3 1 16 10
8 29 16 23 3 42 0 0.00 0.0 4 6.7 14 350 M M 3 1 17 350
9 32 16 24 4 41 0 0.00 0.0 3 4.4 14 330 M M 6 1 18 310
10 33 29 31 12 34 0 T T 3 3.8 9 240 M M 10 1 15 200
11 30 27 29 10 36 0 0.00 0.0 3 8.2 14 240 M M 10 1 22 250
12 33 27 30 11 35 0 T T 3 7.8 13 180 M M 10 1 15 180
13 37 26 32 13 33 0 0.00 0.0 3 3.7 13 240 M M 9 1 19 260
14 38 32 35 16 30 0 0.00 0.0 3 6.1 15 100 M M 10 1 23 120
15 38 33 36 17 29 0 0.29 1.1 2 10.4 18 90 M M 10 1 27 100
16 35 30 33 14 32 0 0.02 T 3 4.4 10 330 M M 10 1 17 320
17 33 27 30 11 35 0 0.06 0.3 2 5.8 13 340 M M 10 18 17 350
18 32 26 29 10 36 0 0.01 0.2 2 3.8 9 260 M M 10 18 13 270
19 29 18 24 5 41 0 0.11 2.5 3 7.0 17 240 M M 10 128 26 260
20 26 15 21 2 44 0 0.00 0.0 4 9.8 22 190 M M 8 32 200
21 41 26 34 15 31 0 0.07 1.3 3 11.0 18 320 M M 9 1 29 270
22 27 16 22 3 43 0 T 0.2 3 11.5 21 320 M M 9 18 35 320
23 24 6 15 -3 50 0 0.02 0.2 3 2.9 14 270 M M 8 8 23 290
24 28 5 17 -1 48 0 T 0.3 3 6.0 16 170 M M 9 18 21 170
25 29 13 21 3 44 0 0.00 0.0 3 5.2 12 320 M M 4 16 320
26 28 20 24 6 41 0 T T 3 11.3 21 50 M M 10 18 33 30
27 20 11 16 -2 49 0 0.01 0.5 3 9.2 17 340 M M 7 8 24 340
28 21 13 17 -1 48 0 0.01 0.5 3 9.3 18 330 M M 10 18 30 300
29 26 14 20 1 45 0 0.02 0.8 3 7.6 16 330 M M 8 22 340
30 29 2 16 -3 49 0 0.00 0.0 4 4.4 13 100 M M 4 18 110
31 29 14 22 3 43 0 0.00 0.0 3 10.4 18 60 M M 9 25 90
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SM 966 605 1221 0 0.66 8.1 200.8 M 257
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AV 31.2 19.5 6.5 FASTST M M 8 MAX(MPH)
MISC ----> 22 190 35 320
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NOTES:
# LAST OF SEVERAL OCCURRENCES
COLUMN 17 PEAK WIND IN M.P.H.
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2
STATION: ALPENA MI
MONTH: JANUARY
YEAR: 2021
LATITUDE: 45 4 N
LONGITUDE: 83 34 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 25.3 TOTAL FOR MONTH: 0.66 1 = FOG OR MIST
DPTR FM NORMAL: 6.2 DPTR FM NORMAL: -1.00 2 = FOG REDUCING VISIBILITY
HIGHEST: 41 ON 21 GRTST 24HR 0.29 ON 15-15 TO 1/4 MILE OR LESS
LOWEST: 2 ON 30, 1 3 = THUNDER
SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS
TOTAL MONTH: 8.1 INCHES 5 = HAIL
GRTST 24HR 2.5 ON 19-19 6 = FREEZING RAIN OR DRIZZLE
GRTST DEPTH: 6 ON M 7 = DUSTSTORM OR SANDSTORM:
VSBY 1/2 MILE OR LESS
8 = SMOKE OR HAZE
[NO. OF DAYS WITH] [WEATHER - DAYS WITH] 9 = BLOWING SNOW
X = TORNADO
MAX 32 OR BELOW: 17 0.01 INCH OR MORE: 13
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 2
MIN 32 OR BELOW: 30 0.50 INCH OR MORE: 0
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 1221 CLEAR (SCALE 0-3) 2
DPTR FM NORMAL -200 PTCLDY (SCALE 4-7) 7
TOTAL FM JUL 1 3908 CLOUDY (SCALE 8-10) 22
DPTR FM NORMAL -568
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL 0 [PRESSURE DATA]
TOTAL FM JAN 1 0 HIGHEST SLP 30.55 ON 28
DPTR FM NORMAL 0 LOWEST SLP 29.39 ON 21
[REMARKS]
#FINAL-01-21#